How do I setup a reverse hostname?

  • Posted August 31, 2014

When I send an email (using sendmail) from the command line to my email account I get this in the response: 450 4.7.1 Client host rejected: cannot find your reverse hostname,


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i have the same problema, is in faq digitalocean any tutorial to setup reverse domain ?

i have the same problem ! i renamed my PTR as , and the reverse dont exists , is in digitalocean any tutorial to setup reverse domain /


The reverse hostname is the droplet name. So if you name your droplet you get a PTR record of

If you already created your droplet simply rename it in the control panel under settings.

your sendmail config should also use this same name.